1. Benazzi, M., 1982. Speciation event evidenced in Turbellaria. In: C. Barigozzi (ed.), Mechanisms of speciation. Alan R. Liss, New York, pp. 307?344.
2. Benazzi, M. & Benazzi-Lentati, G. 1976. Animal cytogenetics, vol. 1, Plathyhelminthes. Borntraeger, Berlin and Stuttgart. 182 pp.
3. Benazzi, M., Formenti, D., Manfredi Romanini, M. G., Pellicciari, C. & Redi, C. A., 1981. Feulgen-DNA content and C-banding of Robertsonian transformed karyotypes in Dugesia lugubris. Caryologia 34: 129?139.
4. Benazzi, M. & Puccinelli, I. 1973. A robertsonian translocation in the fresh water triclad Dugesia lugubris: Karyometric analysis and evolutionary inferences. Chromosoma 40: 193?198.
5. Benazzi, M., Puccinelli, I. & Del Papa, R. 1970. The planarians of the Dugesia lugubris-polychroa group: taxonomic inferences based on cytogenetic and morphologic data. Rend. Acc. naz. Lincei, ser. 8, 48: 369?376.